<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>菜鸟教程(runoob.com)</title><!--演示如何使用简写属性将字体属性设置在一个声明之内-->
<style>
p.ex1
{
	font:15px arial,sans-serif;
}

p.ex2
{
	font:italic bold 12px/30px Georgia,serif;
}
</style>
</head>

<body>
<p class="ex1">This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph.</p>
<p class="ex2">This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph. This is a paragraph.</p>
</body>
</html>